16562944080550 has 36 divisors (see below), whose sum is σ = 35836802687340. Its totient is φ = 5678723683920.

The previous prime is 16562944080541. The next prime is 16562944080593. The reversal of 16562944080550 is 5508044926561.

It is a happy number.

It is a super-2 number, since 2×16562944080550² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16562944080491 and 16562944080500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3380190220 + ... + 3380195119.

It is an arithmetic number, because the mean of its divisors is an integer number (995466741315).

Almost surely, 2^{16562944080550} is an apocalyptic number.

16562944080550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16562944080550 is an abundant number, since it is smaller than the sum of its proper divisors (19273858606790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16562944080550 is a wasteful number, since it uses less digits than its factorization.

16562944080550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6760385365 (or 6760385353 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 55.

The spelling of 16562944080550 in words is "sixteen trillion, five hundred sixty-two billion, nine hundred forty-four million, eighty thousand, five hundred fifty".